kasan: Document support on 32-bit powerpc

Linux kernel mirror (for testing) git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git

kernel os linux

KASAN is supported on 32-bit powerpc and the docs should reflect this.

Suggested-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Daniel Axtens <dja@axtens.net>
Signed-off-by: Paul Mackerras <paulus@ozlabs.org>
Reviewed-by: Christophe Leroy <christophe.leroy@csgroup.eu>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
Link: https://lore.kernel.org/r/YoTEnMLrnd64j0w5@cleo

authored by

Daniel Axtens and committed by

Michael Ellerman 3 years ago 60e832de 84ade0a6

+12

1 changed file

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Documentation

powerpc

kasan.txt

+12

Documentation/powerpc/kasan.txt

··· 1 + KASAN is supported on powerpc on 32-bit only. 2 + 3 + 32 bit support 4 + ============== 5 + 6 + KASAN is supported on both hash and nohash MMUs on 32-bit. 7 + 8 + The shadow area sits at the top of the kernel virtual memory space above the 9 + fixmap area and occupies one eighth of the total kernel virtual memory space. 10 + 11 + Instrumentation of the vmalloc area is optional, unless built with modules, 12 + in which case it is required.